<template>
  <div class="login-container">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" autocomplete="on" label-position="left">

      <div class="title-container">
        <h3 class="title">用户登录</h3>
      </div>

      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          ref="username"
          v-model="loginForm.username"
          placeholder="请输入用户名"
          name="username"
          type="text"
          tabindex="1"
          autocomplete="on"
        />
      </el-form-item>

      <el-tooltip v-model="capsTooltip" content="Caps lock is On" placement="right" manual>
        <el-form-item prop="password">
          <span class="svg-container">
            <svg-icon icon-class="password" />
          </span>
          <el-input
            :key="passwordType"
            ref="password"
            v-model="loginForm.password"
            :type="passwordType"
            placeholder="请输入密码"
            name="password"
            tabindex="2"
            autocomplete="on"
            @keyup.native="checkCapslock"
            @blur="capsTooltip = false"
            @keyup.enter.native="handleLogin"
          />
          <span class="show-pwd" @click="showPwd">
            <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
          </span>
        </el-form-item>
      </el-tooltip>
      <el-button type="success" style="float:right;margin-bottom:30px;" @click="register()">注册</el-button>

      <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleLogin">登录</el-button>

    </el-form>

    <div class="g-mask" style="display: none;">
      <div class="m-login">
        <div class="login-header">
          注册
        </div>
        <div class="login-snap">
          <div class="login-main">
            <span class="login-hint">请输入你的邮箱</span>
            <el-input size="small" type="text" class="login-input fn-mgsTop" v-model="r_email" required="true"></el-input>
            <!-- <input type="text" class="login-input fn-mgsTop"> -->
            <span class="login-hint fn-mgsTop">请输入用户名</span>
            <el-input type="text" class="login-input fn-mgsTop" v-model="r_username" required="true"></el-input>
            <span class="login-hint fn-mgsTop">请输入密码</span>
            <el-input type="password" class="login-input fn-mgsTop" v-model="r_pwd" required="true"></el-input>
            <!-- <input type="text" class="login-input fn-mgsTop"> -->
            <button type="button" class="login-btn fn-mgsTop" id="login-nextBtn">下一步</button>
          </div>
          <div class="login-main">
            <svg-icon icon-class="backBtn" class-name="login-backBtn"></svg-icon>
            <span class="login-email">
              <svg-icon icon-class="email"></svg-icon>
              <span class="fn-mgsLt">{{r_email}}</span>
            </span>
            <span class="login-hint fn-mgmTop">请输入邮箱验证码</span>
            <el-input type="text" class="login-input fn-mgsTop" v-model="r_checkCode" required="true"></el-input>
            <!-- <input type="text" class="login-input fn-mgsTop"> -->
            <button type="button" class="login-btn fn-mgmTop" id="login-onloadBtn" @click="load">登录</button>
          </div>
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import { validUsername } from '@/utils/validate'
import SocialSign from './components/SocialSignin'
import axios from 'axios'
import $ from 'jquery'

export default {
  name: 'Login',
  components: { SocialSign },
  data() {
    const validateUsername = (rule, value, callback) => {
      if (!validUsername(value)) {
        callback(new Error('请输入合法的用户名: 使用大小写字母、数字、下划线构成'))
      } else {
        callback()
      }
    }
    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('密码长度不得少于6个'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        username: 'lanChe',
        password: '123456'
      },
      loginRules: {
        username: [{ required: true, trigger: 'blur', validator: validateUsername }],
        password: [{ required: true, trigger: 'blur', validator: validatePassword }]
      },
      passwordType: 'password',
      capsTooltip: false,
      loading: false,
      showDialog: false,
      redirect: undefined,
      otherQuery: {},

      is_loginPane_on:true,
      r_username:'',
      r_pwd:'',
      r_email:'',
      r_checkCode:'',
      checkCode:''
    }
  },
  watch: {
    $route: {
      handler: function(route) {
        const query = route.query
        if (query) {
          this.redirect = query.redirect
          this.otherQuery = this.getOtherQuery(query)
        }
      },
      immediate: true
    }
  },
  created() {
    // window.addEventListener('storage', this.afterQRScan)
    console.log(this.GLOBAL.username);
  },
  mounted() {

    if (this.loginForm.username === '') {
      this.$refs.username.focus()
    } else if (this.loginForm.password === '') {
      this.$refs.password.focus()
    }

    const window=this;
    $("#login-nextBtn").click(function(){
      var verify = /^\w[-\w.+]*@([A-Za-z0-9][-A-Za-z0-9]+\.)+[A-Za-z]{2,14}/;
      var flag=true;
      if(!verify.test(window.$data.r_email)){
        window.$message({
          message:'请输入正确的邮箱',
          type:'warning'
        })
        return;
      }
      if(window.$data.r_username.length==0){
        window.$message({
          message:'请输入用户名',
          type:'warning'
        })
        return;
      }
      if(window.$data.r_pwd.length<6){
        window.$message({
          message:'密码长度需大于等于6',
          type:'warning'
        })
        return;
      }
      axios.post('/register/checkUser',{username:window.$data.r_username},{
        headers:{
          'Content-Type': 'application/json'
        }
      }).then(res=>{
        if(res.data==false){
          window.$message({
            message:'用户名已存在',
            type:'warning'
          })
          flag=false;
        }
        else{
          $(".login-snap").css({"margin-left":"-400px"});

          axios.post('/register',{email:window.$data.r_email},{
            headers:{
              'Content-Type': 'application/json'
            }
          }).then(res=>{
            console.log(res);
            window.$data.checkCode=res.data;
          })
          .catch(error=>{
            console.log("error: "+error);
          })
        }
      })
      .catch(error=>{
        console.log("error: "+error);
      })

    })
    $(".login-backBtn").click(function(){
        $(".login-snap").css({"margin-left":"0px"});
    })
    $(".g-mask").click(function(e){
        var x1=$(".m-login")[0].offsetLeft;
        var x2=x1+$(".m-login")[0].offsetWidth;
        var y1=$(".m-login")[0].offsetTop;
        var y2=y1+$(".m-login")[0].offsetHeight;
        if(e.clientX>=x1&&e.clientX<=x2&&e.clientY>=y1&&e.clientY<=y2){
            return;
        }
        $(".g-mask").fadeOut(function(){
            $(".login-snap").css({"margin-left":"0px"});
        });
        this.$data.is_loginPane_on=false;
    })
  },
  destroyed() {
    // window.removeEventListener('storage', this.afterQRScan)
  },
  methods: {
    checkCapslock(e) {
      const { key } = e
      this.capsTooltip = key && key.length === 1 && (key >= 'A' && key <= 'Z')
    },
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin() {
      const window=this;
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true

          var userInfo ={
            username:this.$data.loginForm.username,
            user_pwd:this.$data.loginForm.password
          }

          console.log(userInfo);

          axios.post('/user/check',userInfo,{
            headers:{
              'Content-Type': 'application/json'
            }
          }).then(res=>{
            console.log(res);
            if(res.data==false){
              alert("用户名或者密码错误");
              this.loading = false
            }
            else{
              this.$store.dispatch('user/login', {username:'admin',password:'123456'})
                .then(() => {
                  console.log(this.redirect,this.otherQuery);
                  this.$router.push({ path: this.redirect || '/', query: this.otherQuery })
                  this.loading = false
                })
                .catch(() => {
                  this.loading = false
                })
            }

          })
          .catch(error=>{
            console.log("error: "+error);
          })

        } else {
          console.log('error submit!!')
          return false
        }
      })
    },
    getOtherQuery(query) {
      return Object.keys(query).reduce((acc, cur) => {
        if (cur !== 'redirect') {
          acc[cur] = query[cur]
        }
        return acc
      }, {})
    },
    // afterQRScan() {
    //   if (e.key === 'x-admin-oauth-code') {
    //     const code = getQueryObject(e.newValue)
    //     const codeMap = {
    //       wechat: 'code',
    //       tencent: 'code'
    //     }
    //     const type = codeMap[this.auth_type]
    //     const codeName = code[type]
    //     if (codeName) {
    //       this.$store.dispatch('LoginByThirdparty', codeName).then(() => {
    //         this.$router.push({ path: this.redirect || '/' })
    //       })
    //     } else {
    //       alert('第三方登录失败')
    //     }
    //   }
    // }
    check:function(){

      console.log("flag: ",flag);
      return flag;
    },
    register(){
      $(".g-mask").fadeIn();
      $(".g-mask").css({"display":"flex"});
      this.$data.is_loginPane_on=true;
    },
    load(){
      if(this.$data.r_checkCode==this.$data.checkCode){
        axios.post('/register/addUser',{username:this.$data.r_username,user_pwd:this.$data.r_pwd},{
          headers:{
            'Content-Type': 'application/json'
          }
        }).then(res=>{
          this.$message({
            message:'注册成功',
            type:'success'
          })
          $(".g-mask").fadeOut(function(){
              $(".login-snap").css({"margin-left":"0px"});
          });
          is_loginPane_on=false;
        })
        .catch(error=>{
          console.log("error: "+error);
        })
      }
      else{
        this.$message({
          message: '验证码错误',
          type: 'warning'
        })
      }
    }
  }
}
</script>

<style lang="scss">
$bg:#283443;
$light_gray:#fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg:#2d3a4b;
$dark_gray:#889aa4;
$light_gray:#eee;

  .fn-mgsTop{
      margin-top:15px;
  }

  .fn-mgmTop{
      margin-top:25px;
  }

  .fn-mglTop{
      margin-top:35px;
  }

  .fn-mgsLt{
      margin-left:15px;
  }

  .fn-mgmLt{
      margin-left:25px;
  }

  .fn-mglLt{
      margin-left:35px;
  }

.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }

  .thirdparty-button {
    position: absolute;
    right: 0;
    bottom: 6px;
  }

  @media only screen and (max-width: 470px) {
    .thirdparty-button {
      display: none;
    }
  }

  .g-mask{
      position: fixed;
      top: 0;
      bottom: 0;
      left: 0;
      right: 0;
      background-color: rgba(0,0,0,.7);
      z-index: 998;
      display: flex;
      justify-content: center;
      align-items: center;

      .btn-login{
          background-color: #03c47e;
          display: flex;
          width: 100px;
          height:40px;
          border-radius: 50px;
          justify-content: center;
          align-items: center;
          color:#FFFFFF;
          font-weight: bold;
          cursor: pointer;
      }
      .btn-login:hover,.login-btn:hover{
          transition: background-image 3s ease-in-out 1s;
          background-image: radial-gradient(ellipse farthest-corner at bottom,#aafced 0,#03c47e 65%);
      }
      .m-login{
          display: flex;
          flex-direction: column;
          width:400px;
          height:auto;
          color:#FFFFFF;
          border-radius: 30px;
          overflow:hidden;
      }
      .login-header{
          background-color: #304051;
          width:100%;
          padding:20px 0px;
          text-align: center;
          font-size: 18px;
      }
      .login-main{
          display: flex;
          flex-direction: column;
          justify-content: center;
          width: 400px;
          height:100%;
          padding:20px;
          background-color: #28333d;
      }
      .login-hint{
          font-size: 14px;
          color:#a5a9ac;
      }
      .login-input{
          width: 100%;
          background-color: #1E2831;
          outline: none;
          border-width: 0px;
          border-radius: 10px;
          text-indent: 0px;
          color:#FFFFFF;
          font-size: 15px;
          border: 1px solid #1E2831;
      }
      .login-input:focus{
          border: 1px solid #03C47E;
      }
      .login-btn{
          width: 100%;
          height:46px;
          font-size: 18px;
          color:#FFFFFF;
          font-weight: bold;
          text-align: center;
          background-color: #03c47e;
          outline: none;
          border: none;
          border-radius: 23px;
          cursor: pointer;
      }
      .login-backBtn{
          cursor: pointer;
      }
      .login-email{
          margin:0 auto;
          padding:10px 20px;
          text-align: center;
          background-color: #1e2831;
          font-size: 14px;
          border-radius: 20px;
          display: flex;
          align-items: center;
      }
      .login-snap{
          display: flex;

          width: 200%;
          height:365px;
          transition: margin .5s ease 0s;
      }
  }
}
</style>
